// use core::time;

// use core::time;


fn main() {
    if true {
        print!("put: {} {}\n",1,2)
    };
    let times = 4;
    // while times>0 {
    //     print!("{}",times);
    //     times-=1;
    // }
    vice(times);
    /*
        comment 
     */
    println!("Hello, world!");
}

fn vice( times:i32){

    if times < 0{
        print!("negative number exit\n");
        return;
    }else {
        print!("postive number\n")
    }

    // while times>0{
    //    println!("in vice: {}",times); 
    //     times-=1;
    // }

    return;
}